The county is named after U.S. naval officer [http://en.wikipedia.org/wiki/Stephen_Decatur Stephen Decatur] (1779-1820).<ref>[http://en.wikipedia.org/wiki/List_of_Tennessee_county_name_etymologies "List of counties in Tennessee"], Wikipedia.</ref>

The county is named after U.S. naval officer [http://en.wikipedia.org/wiki/Stephen_Decatur Stephen Decatur] (1779-1820).<ref>[http://en.wikipedia.org/wiki/List_of_Tennessee_county_name_etymologies "List of counties in Tennessee"], Wikipedia.</ref>